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THE HOME OF STRENGTH AND CONDITIONING
George St Gym was born from a passion for the 'sweet science' of boxing and the hard core science of exercise physiology and strength and conditioning. With an experienced and diverse team at the healm, GSG is equipped to offer unparalleled evidence-based fitness programs accessible to all abilities, across sporting disciplines.
We pride ourselves on community, inclusivity, and keeping it ego-free. No franchises here, just the good stuff. Whether you're looking to join our competitive boxing team or simply wanting to get stronger and faster, we have a program for you. With highly trained group exercise coaches, personal trainers, and exercise physiologists, no member is too tricky!
MEET THE
GSG TEAM
With unmatched professionalism and care, we will support you to reach your fitness goals.
GEORGE CROUCH
George is Founder, Director and Head Coach. He is also an Exercise Physiologist and a strength coach with over ten-years of experience in exercise science.
MARIAH TORRES
Mariah is a proud Alyawarre woman from the Atnwengerpp community in Central Australia, Northern Territory, and a graduate of the Flinders University Bachelor of Exercise Science program.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
ALEX JOSIPOVIC
Alex is an Exercise Physiologist and has been practising within the sport and exercise industry for almost 4 years.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
CHELSEA ROBINSON
Chelsea is an elite softabll athlete with a Bachelor's degree in Exercise and Sport Science. She has years of experience in 1:1 coaching and group sessions, and specialises in applied strength and conditioning. Chelsea loves bringing out the best in the people she trains, and pushing them to realise what they can do.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
MARK SIMPSON
Mark is the one of our lead Boxing Coaches with Boxing Australia Level 1 Coaching certification and former state title champion.
LEAH GERAGHTY
Leah is a ASCA qualified Strength and Conditioning coach, 2023 Exercise Science graduate and class of 2025 Master of Clinical Exercise Physiology candidate. She is passionate about highlighting the importance of evidence based exercise programming and delivery, as well as creating an inclusive and motivating environment for you all! As well as being involved in general strength and conditioning herself, she has a background in endurance based sports competing at state level since a young age.
JOHN WEETRA
John was born on Ngarrindjeri country and is from Ngarrindjeri, Kaurna and Narungga. He had his first fight in 2005 and has since racked up more than 150 rounds as an amateur boxer. John has represented South Australia on multiple occasions, was the 2022 71kg Australian Club Champion and is currently a professional boxer.
GABRIELA D'AGOSTINO
I’m Gabriela (friends call me Gabs!) and I am so delighted to be on the team at George St Gym! I care for the little ones during the Mums and Bubs classes and I make sure they are happy and safe while the Mums focus on their training. You’ll also see me at the gym on a Saturday morning running the crèche!
I have been working in childcare for six years and have been the business owner of Little Lion Cubs Nanny Service for over a year. I have my diploma of Early Childhood Education and Care along with all the necessary documents and certificates. I look forward to seeing you and your little ones at the gym!
I have been working in childcare for six years and have been the business owner of Little Lion Cubs Nanny Service for over a year. I have my diploma of Early Childhood Education and Care along with all the necessary documents and certificates. I look forward to seeing you and your little ones at the gym!
EAMONN LAUGHTON
COACH
FRED ZZIWA
Come learn boxing from the 2020, 2021, 2022 & 2023 National Champion - FRED ZZIWA! 1-0-0 undefeated professional boxer!
GEORGE CROUCH
George is Founder, Director and Head Coach. He is also an Exercise Physiologist and a strength coach with over ten-years of experience in exercise science.
MARIAH TORRES
Mariah is a proud Alyawarre woman from the Atnwengerpp community in Central Australia, Northern Territory, and a graduate of the Flinders University Bachelor of Exercise Science program.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
ALEX JOSIPOVIC
Alex is an Exercise Physiologist and has been practising within the sport and exercise industry for almost 4 years.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
CHELSEA ROBINSON
Chelsea is an elite softabll athlete with a Bachelor's degree in Exercise and Sport Science. She has years of experience in 1:1 coaching and group sessions, and specialises in applied strength and conditioning. Chelsea loves bringing out the best in the people she trains, and pushing them to realise what they can do.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
MARK SIMPSON
Mark is the one of our lead Boxing Coaches with Boxing Australia Level 1 Coaching certification and former state title champion.
LEAH GERAGHTY
Leah is a ASCA qualified Strength and Conditioning coach, 2023 Exercise Science graduate and class of 2025 Master of Clinical Exercise Physiology candidate. She is passionate about highlighting the importance of evidence based exercise programming and delivery, as well as creating an inclusive and motivating environment for you all! As well as being involved in general strength and conditioning herself, she has a background in endurance based sports competing at state level since a young age.
JOHN WEETRA
John was born on Ngarrindjeri country and is from Ngarrindjeri, Kaurna and Narungga. He had his first fight in 2005 and has since racked up more than 150 rounds as an amateur boxer. John has represented South Australia on multiple occasions, was the 2022 71kg Australian Club Champion and is currently a professional boxer.
GABRIELA D'AGOSTINO
I’m Gabriela (friends call me Gabs!) and I am so delighted to be on the team at George St Gym! I care for the little ones during the Mums and Bubs classes and I make sure they are happy and safe while the Mums focus on their training. You’ll also see me at the gym on a Saturday morning running the crèche!
I have been working in childcare for six years and have been the business owner of Little Lion Cubs Nanny Service for over a year. I have my diploma of Early Childhood Education and Care along with all the necessary documents and certificates. I look forward to seeing you and your little ones at the gym!
I have been working in childcare for six years and have been the business owner of Little Lion Cubs Nanny Service for over a year. I have my diploma of Early Childhood Education and Care along with all the necessary documents and certificates. I look forward to seeing you and your little ones at the gym!
EAMONN LAUGHTON
COACH
FRED ZZIWA
Come learn boxing from the 2020, 2021, 2022 & 2023 National Champion - FRED ZZIWA! 1-0-0 undefeated professional boxer!
GEORGE CROUCH
George is Founder, Director and Head Coach. He is also an Exercise Physiologist and a strength coach with over ten-years of experience in exercise science.
MARIAH TORRES
Mariah is a proud Alyawarre woman from the Atnwengerpp community in Central Australia, Northern Territory, and a graduate of the Flinders University Bachelor of Exercise Science program.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
ALEX JOSIPOVIC
Alex is an Exercise Physiologist and has been practising within the sport and exercise industry for almost 4 years.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
CHELSEA ROBINSON
Chelsea is an elite softabll athlete with a Bachelor's degree in Exercise and Sport Science. She has years of experience in 1:1 coaching and group sessions, and specialises in applied strength and conditioning. Chelsea loves bringing out the best in the people she trains, and pushing them to realise what they can do.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
MARK SIMPSON
Mark is the one of our lead Boxing Coaches with Boxing Australia Level 1 Coaching certification and former state title champion.
LEAH GERAGHTY
Leah is a ASCA qualified Strength and Conditioning coach, 2023 Exercise Science graduate and class of 2025 Master of Clinical Exercise Physiology candidate. She is passionate about highlighting the importance of evidence based exercise programming and delivery, as well as creating an inclusive and motivating environment for you all! As well as being involved in general strength and conditioning herself, she has a background in endurance based sports competing at state level since a young age.
JOHN WEETRA
John was born on Ngarrindjeri country and is from Ngarrindjeri, Kaurna and Narungga. He had his first fight in 2005 and has since racked up more than 150 rounds as an amateur boxer. John has represented South Australia on multiple occasions, was the 2022 71kg Australian Club Champion and is currently a professional boxer.
GABRIELA D'AGOSTINO
I’m Gabriela (friends call me Gabs!) and I am so delighted to be on the team at George St Gym! I care for the little ones during the Mums and Bubs classes and I make sure they are happy and safe while the Mums focus on their training. You’ll also see me at the gym on a Saturday morning running the crèche!
I have been working in childcare for six years and have been the business owner of Little Lion Cubs Nanny Service for over a year. I have my diploma of Early Childhood Education and Care along with all the necessary documents and certificates. I look forward to seeing you and your little ones at the gym!
I have been working in childcare for six years and have been the business owner of Little Lion Cubs Nanny Service for over a year. I have my diploma of Early Childhood Education and Care along with all the necessary documents and certificates. I look forward to seeing you and your little ones at the gym!
EAMONN LAUGHTON
COACH
FRED ZZIWA
Come learn boxing from the 2020, 2021, 2022 & 2023 National Champion - FRED ZZIWA! 1-0-0 undefeated professional boxer!
THE GSG DIFFERENCE
Not all training programs are created equal. Our strength and conditioning programs are designed by Masters-accredited Exercise Physiologists and tailored to your goals and abilities.
COMMUNITY
Looking for a welcoming and motivating environment? Fed up with egos and franchises? Us too! Smiles and high-performance training are not mutually exclusive.
EXPERIENCE
Our diverse coaching team is one of the most talented in Adelaide. Whether you are looking to start your fitness journey or wanting to take your athleticism to the next level, you are in good hands.
SCIENCE
We use the latest scientific innovations to maximise performance. This includes VO2 max tests, in-class heart rate monitors, RMR testing, lactate analysis, body scans, elite strength and conditioning equipment, and more.
RESULTS
Because scientific principles underpin our practice, we believe in tangible results. Whatever your fitness goals are, we are here to help you realise them.
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